Home / 147,091.36-220,645.38-41,918.53

Finding the Fourth Proportional to 147,091.36, 220,645.38 and 41,918.53

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Solution

The fourth proportional to 147,091.36, 220,645.38 and 41,918.53 is: 62,880.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,091.36 : 220,645.38 = 41,918.53 : x
  2. Step 2: Convert to fraction form
    147,091.36/220,645.38 = 41,918.53/x
  3. Step 3: Cross multiply
    147,091.36x = 220,645.38 × 41,918.53
  4. Step 4: Simplify right side
    147,091.36x = 9,249,129,980.89
  5. Step 5: Solve for x
    x = 9,249,129,980.89/147,091.36
  6. Step 6: Final answer
    x = 62,880.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.